Parse integers

Compute the sum of integers read from STDIN as fast as possible.

Input: 50 000 000 lines, each containing one integer in the range [0; 2147483647].

Output: The uint64 sum of all numbers, printed as a decimal string.

Note: Integer overflow is expected – use a 64-bit accumulator.

Restrictions:30s512Mb 1 Score Packages

Feel free to create an issue if you need an extra library from the standard Ubuntu repository.

Name	Version	Description
libc6-dev	2.39-0ubuntu8.7	GNU C Library: Development Libraries and Header Files Contains the symlinks, headers, and object files needed to compile and link programs which use the standard C library.
libclang-common-14-dev	1:14.0.6-19build4	Clang library - Common development package Clang project is a C, C++, Objective C and Objective C++ front-end based on the LLVM compiler. Its goal is to offer a replacement to the GNU Compiler Collection (GCC). . Clang implements all of the ISO C++ 1998, 11, 14 and 17 standards and also provides most of the support of C++20. . This package contains the Clang generic headers.
libclang-common-15-dev	1:15.0.7-14build3	Clang library - Common development package Clang project is a C, C++, Objective C and Objective C++ front-end based on the LLVM compiler. Its goal is to offer a replacement to the GNU Compiler Collection (GCC). . Clang implements all of the ISO C++ 1998, 11, 14 and 17 standards and also provides most of the support of C++20. . This package contains the Clang generic headers.
libclang-common-16-dev	1:16.0.6-23ubuntu4	Clang library - Common development package Clang project is a C, C++, Objective C and Objective C++ front-end based on the LLVM compiler. Its goal is to offer a replacement to the GNU Compiler Collection (GCC). . Clang implements all of the ISO C++ 1998, 11, 14 and 17 standards and also provides most of the support of C++20. . This package contains the Clang generic headers.
libclang-common-17-dev	1:17.0.6-9ubuntu1	Clang library - Common development package Clang project is a C, C++, Objective C and Objective C++ front-end based on the LLVM compiler. Its goal is to offer a replacement to the GNU Compiler Collection (GCC). . Clang implements all of the ISO C++ 1998, 11, 14 and 17 standards and also provides most of the support of C++20. . This package contains the Clang generic headers.
libclang-common-18-dev	1:18.1.3-1ubuntu1	Clang library - Common development package Clang project is a C, C++, Objective C and Objective C++ front-end based on the LLVM compiler. Its goal is to offer a replacement to the GNU Compiler Collection (GCC). . Clang implements all of the ISO C++ 1998, 11, 14 and 17 standards and also provides most of the support of C++20. . This package contains the Clang generic headers.
libclang-common-19-dev	1:19.1.1-1ubuntu1~24.04.2	Clang library - Common development package Clang project is a C, C++, Objective C and Objective C++ front-end based on the LLVM compiler. Its goal is to offer a replacement to the GNU Compiler Collection (GCC). . Clang implements all of the ISO C++ 1998, 11, 14 and 17 standards and also provides most of the support of C++20. . This package contains the Clang generic headers.
libclang-common-20-dev	1:20.1.2-0ubuntu1~24.04.2	Clang library - Common development package Clang project is a C, C++, Objective C and Objective C++ front-end based on the LLVM compiler. Its goal is to offer a replacement to the GNU Compiler Collection (GCC). . Clang implements all of the ISO C++ 1998, 11, 14 and 17 standards and also provides most of the support of C++20. . This package contains the Clang generic headers.
libcrypt-dev	1:4.4.36-4build1	libcrypt development files This package contains the files needed for developing applications that use libcrypt.
libgcc-10-dev	10.5.0-4ubuntu2.1	GCC support library (development files) This package contains the headers and static library files necessary for building C programs which use libgcc, libgomp, libquadmath, libssp or libitm.
libgcc-11-dev	11.5.0-1ubuntu1~24.04.1	GCC support library (development files) This package contains the headers and static library files necessary for building C programs which use libgcc, libgomp, libquadmath, libssp or libitm.
libgcc-12-dev	12.4.0-2ubuntu1~24.04.1	GCC support library (development files) This package contains the headers and static library files necessary for building C programs which use libgcc, libgomp, libquadmath, libssp or libitm.
libgcc-13-dev	13.3.0-6ubuntu2~24.04.1	GCC support library (development files) This package contains the headers and static library files necessary for building C programs which use libgcc, libgomp, libquadmath, libssp or libitm.
libgcc-14-dev	14.2.0-4ubuntu2~24.04.1	GCC support library (development files) This package contains the headers and static library files necessary for building C programs which use libgcc, libgomp, libquadmath, libssp or libitm.
libobjc-13-dev	13.3.0-6ubuntu2~24.04.1	Runtime library for GNU Objective-C applications (development files) This package contains the headers and static library files needed to build GNU ObjC applications.
libssl-dev	3.0.13-0ubuntu3.9	Secure Sockets Layer toolkit - development files This package is part of the OpenSSL project's implementation of the SSL and TLS cryptographic protocols for secure communication over the Internet. . It contains development libraries, header files, and manpages for libssl and libcrypto.
libstdc++-10-dev	10.5.0-4ubuntu2.1	GNU Standard C++ Library v3 (development files) This package contains the headers and static library files necessary for building C++ programs which use libstdc++. . libstdc++-v3 is a complete rewrite from the previous libstdc++-v2, which was included up to g++-2.95. The first version of libstdc++-v3 appeared in g++-3.0.
libstdc++-11-dev	11.5.0-1ubuntu1~24.04.1	GNU Standard C++ Library v3 (development files) This package contains the headers and static library files necessary for building C++ programs which use libstdc++. . libstdc++-v3 is a complete rewrite from the previous libstdc++-v2, which was included up to g++-2.95. The first version of libstdc++-v3 appeared in g++-3.0.
libstdc++-12-dev	12.4.0-2ubuntu1~24.04.1	GNU Standard C++ Library v3 (development files) This package contains the headers and static library files necessary for building C++ programs which use libstdc++. . libstdc++-v3 is a complete rewrite from the previous libstdc++-v2, which was included up to g++-2.95. The first version of libstdc++-v3 appeared in g++-3.0.
libstdc++-13-dev	13.3.0-6ubuntu2~24.04.1	GNU Standard C++ Library v3 (development files) This package contains the headers and static library files necessary for building C++ programs which use libstdc++. . libstdc++-v3 is a complete rewrite from the previous libstdc++-v2, which was included up to g++-2.95. The first version of libstdc++-v3 appeared in g++-3.0.
libstdc++-14-dev	14.2.0-4ubuntu2~24.04.1	GNU Standard C++ Library v3 (development files) This package contains the headers and static library files necessary for building C++ programs which use libstdc++. . libstdc++-v3 is a complete rewrite from the previous libstdc++-v2, which was included up to g++-2.95. The first version of libstdc++-v3 appeared in g++-3.0.
libtbb-dev	2021.11.0-2ubuntu2	parallelism library for C++ - development files TBB is a library that helps you leverage multi-core processor performance without having to be a threading expert. It represents a higher-level, task-based parallelism that abstracts platform details and threading mechanism for performance and scalability. . (Note: if you are a user of the i386 architecture, i.e., 32-bit Intel or compatible hardware, this package only supports Pentium4-compatible and higher processors.) . This package includes the TBB development files.

Back to listJun 7, 2024 13:40

Grace

Score: 4,206

Success

Source Code

Source code access is restricted. Log in to request access.

Challenge History

No challenges yet.

Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Jun 7, 2024 13:40	4,011	55,298,938	31,273,000	2,017,000	2,273,280
2	Jun 7, 2024 13:40	4,043	61,137,217	33,558,000	0	2,486,272
3	Jun 7, 2024 13:40	4,044	60,340,393	31,533,000	2,034,000	2,486,272
4	Jun 7, 2024 13:40	4,044	54,657,099	31,531,000	2,034,000	2,375,680
5	Jun 7, 2024 13:40	4,053	60,646,383	32,622,000	1,019,000	2,273,280
6	Jun 7, 2024 13:40	4,054	59,818,231	31,610,000	2,039,000	2,273,280
7	Jun 7, 2024 13:40	4,060	61,778,087	32,681,000	1,021,000	2,478,080
8	Jun 7, 2024 13:40	4,065	64,644,021	31,756,000	1,984,000	2,486,272
9	Jun 7, 2024 13:40	4,076	64,435,774	32,836,000	995,000	2,498,560
10	Jun 7, 2024 13:40	4,077	60,781,306	30,852,000	2,985,000	2,273,280
11	Jun 7, 2024 13:40	4,077	60,909,276	31,846,000	1,990,000	2,273,280
12	Jun 7, 2024 13:40	4,078	59,469,769	30,858,000	2,986,000	2,273,280
13	Jun 7, 2024 13:40	4,078	56,616,449	31,857,000	1,991,000	2,273,280
14	Jun 7, 2024 13:40	4,079	61,660,763	31,861,000	1,991,000	2,482,176
15	Jun 7, 2024 13:40	4,085	56,011,804	31,914,000	1,994,000	2,510,848
16	Jun 7, 2024 13:40	4,085	56,656,428	31,908,000	1,994,000	2,383,872
17	Jun 7, 2024 13:40	4,086	55,376,728	31,918,000	1,994,000	2,486,272
18	Jun 7, 2024 13:40	4,097	58,457,085	33,005,000	1,000,000	2,490,368
19	Jun 7, 2024 13:40	4,099	58,185,965	32,018,000	2,001,000	2,273,280
20	Jun 7, 2024 13:40	4,100	56,032,738	32,028,000	2,001,000	2,486,272
21	Jun 7, 2024 13:40	4,101	58,029,636	32,033,000	2,002,000	2,273,280
22	Jun 7, 2024 13:40	4,123	56,938,825	33,212,000	1,006,000	2,490,368
23	Jun 7, 2024 13:40	4,126	56,217,911	32,234,000	2,014,000	2,318,336
24	Jun 7, 2024 13:40	4,159	61,413,615	32,486,000	2,030,000	2,314,240
25	Jun 7, 2024 13:40	4,206	63,214,060	31,918,000	2,992,000	2,273,280
26	Jun 7, 2024 13:40	4,244	59,138,065	33,214,000	2,013,000	2,273,280
27	Jun 7, 2024 13:40	4,247	116,349,503	35,252,506	0	2,236,416
28	Jun 7, 2024 13:40	4,263	106,352,803	35,382,055	0	2,240,512
29	Jun 7, 2024 13:40	4,281	95,327,096	35,530,608	0	2,240,512
30	Jun 7, 2024 13:40	4,290	126,101,413	35,609,682	0	2,256,896
31	Jun 7, 2024 13:40	4,296	110,933,209	35,656,979	0	2,240,512
32	Jun 7, 2024 13:40	4,296	97,345,995	35,655,983	0	2,236,416
33	Jun 7, 2024 13:40	4,304	104,348,981	35,724,506	0	2,248,704
34	Jun 7, 2024 13:40	4,307	123,096,914	35,746,151	0	2,236,416
35	Jun 7, 2024 13:40	4,309	119,217,860	35,768,162	0	2,240,512
36	Jun 7, 2024 13:40	4,320	116,022,500	35,853,070	0	2,244,608
37	Jun 7, 2024 13:40	4,346	64,506,444	32,067,000	4,008,000	262,144
38	Jun 7, 2024 13:40	4,390	60,429,332	34,411,000	2,024,000	176,128
39	Jun 7, 2024 13:40	4,419	104,154,142	36,674,625	0	2,240,512
40	Jun 7, 2024 13:40	4,425	67,042,773	34,688,000	2,040,000	2,486,272
41	Jun 7, 2024 13:40	4,429	98,612,581	36,758,358	0	2,256,896
42	Jun 7, 2024 13:40	4,442	61,440,894	31,889,000	4,982,000	253,952
43	Jun 7, 2024 13:40	4,465	68,925,502	33,051,000	4,006,000	212,992
44	Jun 7, 2024 13:40	4,466	57,857,824	32,061,000	5,009,000	315,392
45	Jun 7, 2024 13:40	4,503	57,918,232	31,317,000	6,061,000	2,396,160
46	Jun 7, 2024 13:40	4,579	60,280,661	32,008,000	6,001,000	409,600
47	Jun 7, 2024 13:40	4,584	63,976,464	33,041,000	5,006,000	2,396,160
48	Jun 7, 2024 13:40	4,609	65,994,812	32,214,000	6,040,000	2,273,280

Model	Intel(R) Xeon(R) CPU E3-1271 v3 @ 3.60GHz
Cores	1